及物动词
1. The city is widening this street.
该城正在拓宽这条街。
2. This road needs to be widened.
这条路需要加宽。
不及物动词
1. His outlook widened.
他的视野扩大了。
1. 加宽：widely 广泛地 | widen 加宽 | widespread 普及的
2. 加宽,变宽：wide 宽阔的,完全的,充分的 | widen 加宽,变宽 | widespread 分布广的,普遍的
3. 加宽,扩大 vi.变宽,变阔扩大：widely 广泛地,普遍地;广博地;大大地 | widen 加宽,扩大 vi.变宽,变阔扩大 | widespread 分布广的,普遍的
1. （使）变宽;（把…）加宽
If you widen something or if it widens, it becomes greater in measurement from one side or edge to the other.
e.g. He had an operation last year to widen a heart artery...
去年他接受了一个扩张心脏动脉的手术。
e.g. The river widens considerably as it begins to turn east.
河流转向东流时河道大幅度变宽。
verb
1. become broader or wider or more extensive
e.g. The road widened
2. make wider
e.g. widen the road
3. make (clothes) larger
e.g. Let out that dress--I gained a lot of weight
Synonym: let out
4. extend in scope or range or area
e.g. The law was extended to all citizens
widen the range of applications
broaden your horizon
Extend your backyard